SZSE:002741
Chemical Reagents
N,N-Dimethylformamide COA Report
  • CAS No.:68-12-2 
  • Molecular weight:73.10
  • Aliases:Dimethylform amide; DMF
  • Molecular formula:C3H7NO
  • UN Code:2265
  • EC No.:200-679-5
  • HS-No:29241900
Information
Specification category:
Product No. Product name specifications
1.20307.013 N,N-Dimethylformamide AR500mL
1.20307.023 N,N-Dimethylformamide CP500mL
1.20307.043 N,N-Dimethylformamide AR2.5L
1.20307.063 N,N-Dimethylformamide AR25L
Characteristic: Appearance and properties: colorless liquid with a faint characteristic odor.
Melting point (℃): -61
Boiling point (℃): 152.8
Flash point (℃): 58
Upper explosive limit% (V / V): 15.2
Density: relative density (water = 1) 0.94
Relative vapor density (air = 1): 2.51
Ignition temperature (℃): 445
Lower explosive limit% (V / V): 2.2
Heat of combustion (kJ / mol): 1915
Saturated vapor pressure (hPa): 3.46 (60 ℃)
Critical temperature (℃): 374
Critical pressure (MPa): 4.48
Technical indicators:
Item AR CP
Assay [HCON(CH3)2] ≥99.5% ≥99.0%
Chroma, Hazen ≤10 ≤20
Density(20℃),g/ml 0.945~0.950 0.945~0.950
Evaporation residue ≤0.005% ≤0.01%
Acidity(as H+), mmol/100g ≤0.1 ≤0.2
Alkalinity(as OH-),mmol/100g ≤0.1 ≤0.2
Iron(Fe) ≤0.0005% ≤0.001%
Water(H2O) ≤0.1% ≤0.2%
Hazard characteristics:

IATA-DGR UN 2265 N,N-DIMETHYLFORMAMIDE,3,III

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